At the first, for
paulownia seed, paulownia root and paulownia stump, and other
paulownia planting, give little fertilizer, and in the future: less
quantity fertilizer and much more times.

Difference
of seed and root

Paulownia
seed price is lower, but seed very small and light, high
technical requirement, and it is hard to get better seedling in one
year. Keep genn of original plant not so well,It's easy to have a
separation phenomenon.

Plant by paulowna root(vegetativepropagation),
keep the nature of original species, simple technical, save work and
time, get better paulownia tree